condition mean min max Sterile Leaflet 6.26903 2.53171 9.04994 Fertile Leaflet with Sori 4.55601 3.75046 5.91714 Primary Rachis 8.011663333333333 6.19653 9.07228 Petiole 4.63635 4.15237 4.96617 Crozier 4.32236 3.68234 5.42048 Rhizome 4.71833 2.93671 5.82095 Root 3.10757 1.97674 4.85993